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Finding the Fourth Proportional to 265,540.09, 366,277.93 and 158,029.87

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Solution

The fourth proportional to 265,540.09, 366,277.93 and 158,029.87 is: 217,981.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,540.09 : 366,277.93 = 158,029.87 : x
  2. Step 2: Convert to fraction form
    265,540.09/366,277.93 = 158,029.87/x
  3. Step 3: Cross multiply
    265,540.09x = 366,277.93 × 158,029.87
  4. Step 4: Simplify right side
    265,540.09x = 57,882,853,661.77
  5. Step 5: Solve for x
    x = 57,882,853,661.77/265,540.09
  6. Step 6: Final answer
    x = 217,981.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.